<!DOCTYPE html>
<html lang="en">

<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script>
        var myname = prompt("请输入您的姓名:"),
            age = prompt("请输入您的年龄:")
            salary = prompt("请输入您的工资:")
        alert("你的姓名:" + myname + '\n' + " 您的年龄:" + age + '\n' + " 您的工资:" + salary)
        console.log(myname,age,salary)
         // prompt 取过来是字符类型
        console.log(typeof(myname));

    </script>
</head>

<body>

</body>

</html>